牛津譯林版八年級英語上冊Unit1FriendsGrammar新課導入Readandfind12/8/20241.Bettyisoneofmybestfriends.2.Heisthetallestboyinourclass—almost1.75metres.3.SheisshorterthanIam.Unit1FriendsPeriod3GrammarsmallestsmallsmallerComparethemcomparativeandsuperlativeadjectivesGrammarThisbookisthemostinterestingofall.Mybookismoreinterestingthanhis.Hisbookislessinterestingthanmine.LanguageGoal1.能熟悉并正確運用本課時的重點單詞和短語。2.能掌握形容詞的比較級和最高級的構成和基本用法。ComparativeandsuperlativeadjectivesWeusecomparatives+thantocomparetwopeopleorthings.Weusuallyadd-ertoshortadjectivesandusemorewithlongadjectivestoformcomparatives.SheisshorterthanIam.Mybookismoreinterestingthanhis.Theblackandwhitedogisthehappiest

ofthethree.Theyellowdogis

happier.Thewhitedogisvery

happy.Comparethem

nicestnicenicerComparethemWeusethe

+superlatives

tocomparethreepeopleorthings.Weusuallyadd-esttoshortadjectivesandusemostwithlongadjectivestoformsuperlatives.Heisthetallestboyinourclass.Thisisthemostexpensivecomputerintheshop.Thebikeis______.Thetractoris______.Thecaris________.fastfasterthefastestComparethem

形容詞通常有三種形式:原級，比較級和最高級，用來表示人或事物在某方面的不同程度。如：(Comparativeandsuperlativeadjectives)比較級和最高級Weformcomparativeandsuperlativeadjectiveslikethis:AdjectiveComparativeSuperlativeMostshortadjectives+er+estlongsmall→longer→smaller→longest→smallestShortadjectivesendingine+r+stfinenice→finer→nicer→finest→nicestShortadjectivesendinginaconsonant+y

-y+ier-y+iesteasypretty→easier→prettier→easiest→prettiest

原級比較級最高級規(guī)則變化短詞talltallertallest長詞interestingmoreinterestingmostinteresting不規(guī)則變化goodbetterbest形容詞比較級和最高級形式形容詞原級比較級最高級短詞

tallsmall詞尾＋er詞尾＋esttallertallestsmallersmallest一、規(guī)則變化構成方法原級比較級最高級其他雙音節(jié)詞和多音節(jié)詞在前面加more或mostbeautifulmore

beautifulmost

beautifulinterestingmore

interestingmost

interestingimportantmoreimportantmostimportantfrightenedmore

frightenedmostfrightened形容詞原級比較級最高級以不發(fā)音的e結尾的形容詞nicefine以輔音字母＋y結尾的形容詞prettyeasy把y改成i+er+stnicernicestfinerfinest把y改成i+estprettier+reasierprettiesteasiestclean—short—cute—happy—lazy—big—cleaner,cleanestshorter,shortestcuter,cutesthappier,happiestlazier,laziestbigger,biggestP12,Athin—sad—difficult—interesting—good—bad—thinner,thinnestsadder,saddestmoreinteresting,

themostinterestingbetter,bestworse,worstmoredifficult,

themostdifficult構成方法原級比較級最高級一個元音字母加一個輔音字母結尾的重讀音節(jié),則雙寫結尾加-er,-estbighotthinfatredwetslimsadgladbiggerhotterthinnerfatterredderwetterslimmersaddergladderbiggesthottestthinnestfattestreddestwettestslimmestsaddestgladdest6.不規(guī)則變化good/wellbetterbestill/bad/badlyworseworstmany/muchmoremostlittlelessleastfarfartherfarthestfurtherfurthestoldolder/elderoldest/eldest形容詞原級比較級最高級重讀閉音節(jié),結尾只有一個輔音字母slimbig

長詞beautifulimportant雙寫最后一個輔音字母+estslimmerslimmestbiggerbiggest